WTPN31 PGTW 042100

MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TROPICAL DEPRESSION 05W (NANMADOL) WARNING NR 012

   DOWNGRADED FROM TROPICAL STORM 05W

   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   041800Z --- NEAR 34.8N 142.4E

     MOVEMENT PAST SIX HOURS - 080 DEGREES AT 31 KTS

     POSITION ACCURATE TO WITHIN 020 NM

     POSITION BASED ON CENTER LOCATED BY SATELLITE

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   EXTRATROPICAL

   REPEAT POSIT: 34.8N 142.4E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   050600Z --- 36.4N 150.5E

   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   EXTRATROPICAL

   VECTOR TO 24 HR POSIT: 065 DEG/ 37 KTS

    ---

   24 HRS, VALID AT:

   051800Z --- 39.1N 159.3E

   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   EXTRATROPICAL

    ---

REMARKS:

042100Z POSITION NEAR 35.2N 144.4E.

TROPICAL DEPRESSION 05W (NANMADOL), LOCATED APPROXIMATELY 136 NM

EAST-SOUTHEAST OF YOKOSUKA, JAPAN, HAS TRACKED EASTWARD AT 31

KNOTS OVER THE PAST SIX HOURS. ANIMATED ENHANCED INFRARED IMAGERY

SHOWS THE CONVECTION HAS SIGNIFICANTLY SHEARED FROM THE LOW LEVEL

CIRCULATION THAT HAS BECOME EMBEDDED IN THE COLD BAROCLINIC WIND

FIELD. REMNANTS OF TD NANMADOL HAS LOST TROPICAL CHARACTERISTICS AND

HAS FULLY TRANSITIONED INTO A COLD CORE SYSTEM. THIS IS THE FINAL

WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI.

THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION.

MAXIMUM SIGNIFICANT WAVE HEIGHT AT 041800Z IS 10 FEET.//